6I7X

Crystal Structure of the first bromodomain of BRD4 in complex with RT53

• PDB DOI: https://doi.org/10.2210/pdb6I7X/pdb

• Classification: TRANSCRIPTION
• Organism(s): Homo sapiens
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2018-11-19 Released: 2019-11-27 
• Deposition Author(s): Picaud, S., Traquete, R., Bernardes, G.J.L., Newman, J., Arrowsmith, C.H., Edwards, A.M., Bountra, C., Filippakopoulos, P., Structural Genomics Consortium (SGC)
• Funding Organization(s): Wellcome Trust

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.20 Å
• R-Value Free: 0.137 
• R-Value Work: 0.119 
• R-Value Observed: 0.119 

Starting Model: experimental

Literature

Crystal Structure of the first bromodomain of BRD4 in complex with RT53

Picaud, S., Traquete, R., Bernardes, G.J.L., Newman, J., Arrowsmith, C.H., Edwards, A.M., Bountra, C., Filippakopoulos, P., Structural Genomics Consortium (SGC)

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors and generated by PISA (software)

Biological Assembly Evidence: isothermal titration calorimetry

Macromolecule Content

• Total Structure Weight: 15.79 kDa 
• Atom Count: 1,347 
• Modelled Residue Count: 127 
• Deposited Residue Count: 127 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Bromodomain-containing protein 4	A	127	Homo sapiens	Mutation(s): 0  Gene Names: BRD4, HUNK1
UniProt & NIH Common Fund Data Resources
Find proteins for O60885 (Homo sapiens) Explore O60885  Go to UniProtKB:  O60885
PHAROS:  O60885 GTEx:  ENSG00000141867

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
H7B	E [auth A]	2-[(4~{S})-6-(4-chlorophenyl)-8-methoxy-1-methyl-4~{H}-[1,2,4]triazolo[4,3-a][1,4]benzodiazepin-4-yl]-1-[4-(dimethylamino)piperidin-1-yl]ethanone C27 H31 Cl N6 O2 TWEGKGBKRSDRFW-QHCPKHFHSA-N
EDO	B [auth A], C [auth A], D [auth A]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.20 Å
• R-Value Free: 0.137 
• R-Value Work: 0.119 
• R-Value Observed: 0.119 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 37.671	α = 90
b = 44.795	β = 90
c = 79.549	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
XDS	data reduction
SCALA	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2019-11-27 
Deposition Author(s): Picaud, S., Traquete, R., Bernardes, G.J.L., Newman, J., Arrowsmith, C.H., Edwards, A.M., Bountra, C., Filippakopoulos, P., Structural Genomics Consortium (SGC)

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Funding Organization	Location	Grant Number
Wellcome Trust	United Kingdom	095751/Z/11/Z

Revision History  

• Version 1.0: 2019-11-27
  Type: Initial release
  
• Version 1.1: 2024-01-24
  Changes: Data collection, Database references, Refinement description